208534140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1158523}}^1$

素因数の和:1158538

約数の個数: 36

約数和(自身を含む): 632554104

約数和(自身を除く): 424019964

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1158523, 2317046, 3475569, 4634092, 5792615, 6951138, 10426707, 11585230, 13902276, 17377845, 20853414, 23170460, 34755690, 41706828, 52133535, 69511380, 104267070, 208534140]

約数ペア:

[(1, 208534140), (2, 104267070), (3, 69511380), (4, 52133535), (5, 41706828), (6, 34755690), (9, 23170460), (10, 20853414), (12, 17377845), (15, 13902276), (18, 11585230), (20, 10426707), (30, 6951138), (36, 5792615), (45, 4634092), (60, 3475569), (90, 2317046), (180, 1158523)]